Patent · US Expired

Photovoltaic cell comprising metal-free phthalocyanine

US4175981A · kind A · utility

19Cited by
5References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 3, 1978
Grant dateNov 27, 1979
Priority date
Expiry dateJul 3, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E10/549

Abstract

A photovoltaic cell wherein the photoactive layer comprises a thin layer of metal-free phthalocyanine dispersed in a binder. The electrical output is greatly in excess of that obtained from prior art organic semiconductor photovoltaic cells of the same surface area.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.